What is CVE-2025-22486?

CVE-2025-22486 is a high-severity vulnerability in Qnap File_station, classified under Improper Certificate Validation. CVSS score: 8.8/10. Published 2025-06-06.

How severe is CVE-2025-22486?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Qnap File_station

CVE-2025-22486

An improper certificate validation vulnerability has been reported to affect File Station 5. If exploited, the vulnerability could allow remote attackers who have gained user access to compromise the security of the system. We have alread…

Vulnerability class: Improper Certificate Validation

EPSS: 0.002 (13.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Qnap File_station
Qnap Systems Inc. File Station 5 — versions 5.5.x

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

security@qnapsecurity.com.tw (Vendor Advisory)

Frequently asked questions

What is CVE-2025-22486?: CVE-2025-22486 is a high-severity vulnerability in Qnap File_station, classified under Improper Certificate Validation. CVSS score: 8.8/10. Published 2025-06-06.
How severe is CVE-2025-22486?: High severity. CVSS v3 base score is 8.8 out of 10.